2 by 2
2 by 2 by 2
3 by 3
3 by 3 by 3
2 by 2 by 2 by 2
100
67
What is 41 +26 ______
100
99
What is 53 +21 + 25 = _____
100
466
What is 123 +343 ______
100
479
What is 123 +125 +231 = _____
100
48
What is 12 +12 + 12 + 12 = ____
200
99
What is 78 +21 _____
200
129
What is 24 +24 + 81= _____
200
1,197
What is 546 +651 ______
200
749
What is 135 +323 + 291 = _____
200
127
What is 23 +32 + 31 + 41 = _____
300
97
What is 78 +19 _____
300
134
What is 67 +35 + 32 = _____
300
912
What is 743 +169 ______
300
830
What is 346 +252 + 232 = _____
300
170
What is 45 +36 + 32 + 57 = ____
400
180
What is 87 +93 _____
400
194
What is 86 +43 + 65 = _____
400
1,861
What is 875 +986 ______
400
1,137
What is 345 +294 + 498 = _____
400
260
What is 54 +67 + 86 + 53 = _____
500
191
What is 96 +95 _____
500
281
What is 97 +95 + 89 = _____
500
1,986
What is 987 +999 ______
500
2,840
What is 987 +867 + 986 = _____
500
351
What is 98 +78 + 97 + 78 = ____
M
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